Results for “Black Opal”

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13.11Ct Natural Black Banded Agate - India Gemstone - Step Cut Pair, 872MZ: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

4 days Left

13.11Ct Natural Black Banded Agate - India Gemstone - Step Cut Pair, 872MZ

Ksmith Heritage Auctioneers

Est. $50-$100

15.22Ct Natural Black Banded Agate - India Gemstone - Step Cut Pair, 329MZ: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

4 days Left

15.22Ct Natural Black Banded Agate - India Gemstone - Step Cut Pair, 329MZ

Ksmith Heritage Auctioneers

Est. $50-$100

1898 German PO in China, 5pf Crown/Eagle black OVP “China??, Scott GER 2, MNH: Issued in 1898 for use in the German post offices in China, this 5 Reichspfennig stamp features the imperial “Crown and Eagle” design, overprinted with the word “China” in black to sig

Apr 26, 2026

1898 German PO in China, 5pf Crown/Eagle black OVP “China??, Scott GER 2, MNH

Chan & Scott Auction House

Est. $60-$75

11.90ct Winton Boulder Opal Rough - Multicolored Play-of-Color Specimen, 32XM: This 11.90ct Winton boulder opal rough, measuring 17x13mm, is a striking example of Australia's iconic gemstone, showcasing the raw beauty of nature's artistry. The specimen retains its natural ironst

20 hrs Left

11.90ct Winton Boulder Opal Rough - Multicolored Play-of-Color Specimen, 32XM

Est. $60-$120

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